CN111563924B - 图像深度确定方法及活体识别方法、电路、设备和介质 - Google Patents

图像深度确定方法及活体识别方法、电路、设备和介质 Download PDF

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Publication number
CN111563924B
CN111563924B CN202010351856.9A CN202010351856A CN111563924B CN 111563924 B CN111563924 B CN 111563924B CN 202010351856 A CN202010351856 A CN 202010351856A CN 111563924 B CN111563924 B CN 111563924B
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camera
point
depth
determining
coordinate
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Chinese (zh)
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CN111563924A (zh
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方舒
周骥
冯歆鹏
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NextVPU Shanghai Co Ltd
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NextVPU Shanghai Co Ltd
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Priority to CN202010351856.9A priority Critical patent/CN111563924B/zh
Publication of CN111563924A publication Critical patent/CN111563924A/zh
Priority to PCT/CN2021/085276 priority patent/WO2021218568A1/zh
Priority to US17/239,302 priority patent/US11232315B2/en
Priority to EP21170219.6A priority patent/EP3905195A1/en
Priority to JP2021074934A priority patent/JP7064257B2/ja
Priority to KR1020210054725A priority patent/KR102386444B1/ko
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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
    • G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
    • G06V40/16—Human faces, e.g. facial parts, sketches or expressions
    • G06V40/161—Detection; Localisation; Normalisation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/50—Depth or shape recovery
    • G06T7/55—Depth or shape recovery from multiple images
    • G06T7/593—Depth or shape recovery from multiple images from stereo images
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/50—Depth or shape recovery
    • G06T7/55—Depth or shape recovery from multiple images
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/80—Analysis of captured images to determine intrinsic or extrinsic camera parameters, i.e. camera calibration
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/70—Arrangements for image or video recognition or understanding using pattern recognition or machine learning
    • G06V10/764—Arrangements for image or video recognition or understanding using pattern recognition or machine learning using classification, e.g. of video objects
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V20/00—Scenes; Scene-specific elements
    • G06V20/60—Type of objects
    • G06V20/64—Three-dimensional objects
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
    • G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
    • G06V40/16—Human faces, e.g. facial parts, sketches or expressions
    • G06V40/168—Feature extraction; Face representation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
    • G06V40/40—Spoof detection, e.g. liveness detection
    • G06V40/45—Detection of the body part being alive
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20084—Artificial neural networks [ANN]
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/30—Subject of image; Context of image processing
    • G06T2207/30196—Human being; Person
    • G06T2207/30201—Face

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Multimedia (AREA)
  • Health & Medical Sciences (AREA)
  • Human Computer Interaction (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • General Health & Medical Sciences (AREA)
  • Computing Systems (AREA)
  • Evolutionary Computation (AREA)
  • Medical Informatics (AREA)
  • Software Systems (AREA)
  • Databases & Information Systems (AREA)
  • Artificial Intelligence (AREA)
  • Image Analysis (AREA)
  • Image Processing (AREA)
  • Measurement Of Optical Distance (AREA)
CN202010351856.9A 2020-04-28 2020-04-28 图像深度确定方法及活体识别方法、电路、设备和介质 Active CN111563924B (zh)

Priority Applications (6)

Application Number Priority Date Filing Date Title
CN202010351856.9A CN111563924B (zh) 2020-04-28 2020-04-28 图像深度确定方法及活体识别方法、电路、设备和介质
PCT/CN2021/085276 WO2021218568A1 (zh) 2020-04-28 2021-04-02 图像深度确定方法及活体识别方法、电路、设备和介质
US17/239,302 US11232315B2 (en) 2020-04-28 2021-04-23 Image depth determining method and living body identification method, circuit, device, and medium
EP21170219.6A EP3905195A1 (en) 2020-04-28 2021-04-23 Image depth determining method and living body identification method, circuit, device, and medium
JP2021074934A JP7064257B2 (ja) 2020-04-28 2021-04-27 画像深度確定方法及び生き物認識方法、回路、装置、記憶媒体
KR1020210054725A KR102386444B1 (ko) 2020-04-28 2021-04-28 이미지 심도 결정 방법 및 생체 식별 방법, 회로, 디바이스, 및 매체

Applications Claiming Priority (1)

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CN202010351856.9A CN111563924B (zh) 2020-04-28 2020-04-28 图像深度确定方法及活体识别方法、电路、设备和介质

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CN111563924A CN111563924A (zh) 2020-08-21
CN111563924B true CN111563924B (zh) 2023-11-10

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EP (1) EP3905195A1 (ja)
JP (1) JP7064257B2 (ja)
KR (1) KR102386444B1 (ja)
CN (1) CN111563924B (ja)
WO (1) WO2021218568A1 (ja)

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US11232315B2 (en) 2020-04-28 2022-01-25 NextVPU (Shanghai) Co., Ltd. Image depth determining method and living body identification method, circuit, device, and medium
CN111563924B (zh) * 2020-04-28 2023-11-10 上海肇观电子科技有限公司 图像深度确定方法及活体识别方法、电路、设备和介质
CN112487921B (zh) * 2020-11-25 2023-09-08 奥比中光科技集团股份有限公司 一种用于活体检测的人脸图像预处理方法及系统
CN114267068B (zh) * 2021-12-24 2022-11-01 合肥的卢深视科技有限公司 基于连续帧信息的人脸识别方法、电子设备及存储介质
CN116402871B (zh) * 2023-03-28 2024-05-10 苏州大学 一种基于场景平行要素的单目测距方法、系统及电子设备

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WO2021218568A1 (zh) 2021-11-04
CN111563924A (zh) 2020-08-21
JP2021174554A (ja) 2021-11-01
KR20210133880A (ko) 2021-11-08
KR102386444B1 (ko) 2022-04-14
EP3905195A1 (en) 2021-11-03
JP7064257B2 (ja) 2022-05-10

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